Learning Target: I will understand that the arrangement of rock layers can be used to determine their relative ages( Law of Superposition).
BR(14) What is a fossil?
1. Read pg 5 " How can scientists determine the ages of fossils and rocks?"
2. Read pg 6 on Principle of Crosscutting Relationships and Index Fossils
3. Read pg 7 "What date is it?"
4. Answer the questions on pg 8
Homework: Finish any work needed
